Fate - Stay Night Episode 7

The episode heavily hints at a deeper connection between Archer and Shirou. Viewers note similarities in their dialogue, body shape, and Archer's "pure" sword technique, which Saber notes is remarkably familiar.

Despite his duty, Assassin allows Saber to escape with a wounded Shirou because he is moved by her compassion and desires a more "honorable" future duel. Character & Lore Developments Fate Stay Night Episode 7

He believes a hero must save everyone and refuses to align with Caster because she uses innocent people as mana sources. The episode heavily hints at a deeper connection

It is revealed that Caster has broken the standard rules of the Holy Grail War by summoning her own Servant, Assassin , to guard the Ryuudou Temple. and Archer's "pure" sword technique